I'm sure that the answer is B
It’s negative because the small fish provide food for the bigger fish
Answer: As matter cycles and energy flows through living systems and between living systems and the physical environment, matter and energy are conserved in each change. The carbon cycle provides an example of matter cycling and energy flow in ecosystems.
Explanation:
The parents both need to be heterozygous, meaning they have to have one dominant and one recessive allele.
It not d
it not c
it is B
it not a
